High baseline noise and random spikes in the chromatography - WKB276278
Article number: 276278
SYMPTOMS
- No pressure rippling
- Detector flow cell is clean
- Baseline stable with zero injection volume
- Replacing the in-line filter does not solve the problem
ENVIRONMENT
- 2695 Alliance system
- e2695 Alliance system
- 2489 TUV detector
CAUSE
The Inlet tubing on the injector HPMV1 is worn or partially clogged.
FIX or WORKAROUND
Replace the inlet tubing on the injector HPMV1.
ADDITIONAL INFORMATION